Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
There is a document "Banach spaces" about S.Banach and other polish mathematicians from Lviv ( S.Ulam, J.P.Schauder)
Unfortunetelly I don't know about any translation to english.
http://www.youtube.com/watch?v=EJgl_Z9Yz1Q
